MC33166T ON Semiconductor, MC33166T Datasheet - Page 13

• Manufacturer Part Number: MC33166T
• Description: IC REG SWITCH INVERT 3A TO220-5
• Manufacturer: ON Semiconductor
• Type: Step-Down (Buck), Step-Up (Boost), Invertingr

Specifications of MC33166T

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 40 V
• Current - Output: 3A
• Frequency - Switching: 72kHz
• Voltage - Input: 7.5 ~ 40 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: TO-220-5 (Straight Leads)
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: MC33166TOS

+
+
−12 V
V
PWM
L = Coilcraft M1496−A or ELMACO CHK1050, 42 turns of #16 AWG on Magnetics Inc.
58350−A2 core.
Heatsink = AAVID Engineering Inc. 5903B or 5930B
in
Line Regulation
Load Regulation
Output Ripple
Efficiency
Oscillator
Figure 27. Variable Motor Speed Control with EMF Feedback Sensing
PWM
3
+
Low Speed Line Regulation
High Speed Line Regulation
Oscillator
Test
1000
3
Thermal
Figure 26. Negative Input/Positive Output Regulator
*Gate resistor R
Test
Thermal
V
V
V
V
in
in
in
in
G
, zener diode D
= −10 V to − 20 V, I
= −12 V, I
= −12 V, I
MC34166, MC33166
= −12 V, I
S
R
5
http://onsemi.com
Q
+
S
R
V
V
Conditions
5
Q
O
O
O
in
in
+
ILIMIT
= 0.025 A to 0.25 A
= 0.25 A
= 0.25 A
Conditions
= 12 V to 24 V
= 12 V to 24 V
Reference
0.22
UVLO
3
13
, and diode D
0.002
ILIMIT
EA
Reference
UVLO
0.1
O
= 0.25 A
EA
470 k
4
Q
+
are required only when V
1
56 k
4
2
1
1760 RPM ±1%
3260 RPM ± 6%
+
1N5822
4
2
1
250 mV = ± 0.35%
790 mV = ±1.19%
80 mV
D
79.2%
22
0.01
1
Results
+
Z
1
18 V
1N5822
Brush
Motor
V
1000
pp
Results
5.6 k
in
R
1
in
+
V O +
is greater than 20 V.
3055E
MUR415
MTP
47
1.0 k
L
2N3906
5.05
R 1
R 2
50 k
5.1 k
36 k
)
R
R
Faster
1
2
+
0.7
+ 36 V/0.25 A
1000
V
O